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Glavni meni

ISO 2306:1972

Drills for use prior to tapping screw threads
1. 7. 1972.

Опште информације

90.93     31. 10. 2022.

ISO

ISO/TC 29/SC 9

Međunarodni standard

25.100.30  

francuski   engleski  

Kupovina

Objavljen

Jezik na kome želite da primite dokument.

Apstrakt

Specifies the sizes of these drills for ISO metric threads (tables 1 and 2). ISO inch threads (tables 3 and 4) and pipe threads (tables 5 and 6). Applies to screw threads of normal length of engagement, the drill diamter being approximately equal to the nominal diameter of the thread minus the pitch. The sizes (except for those sizes indicated by an asterisk) have been selected from ISO 235 and are to be used in the future.

Životni ciklus

TRENUTNO

OBJAVLJEN
ISO 2306:1972
90.93 Odluka o potvrđivanju standarda
31. 10. 2022.

REVIDIRAN OD

NAPUŠTEN
ISO/DIS 2306

Nacionalna preuzimanja

Metrički navoj - Prečnici burgija za prethodne rupe za urezivanje navoja

95.99   Povučen